Mohd. Nasurdin, Aizzat, Osman Mohamed, T. Ramayah, and Shishi Kumar Piaralal. 2004. “Discriminating Complainers and Non-Complainers: A Study Within the Malaysian Context”. Malaysian Management Journal 8 (2):59-76. https://e-journal.uum.edu.my/index.php/mmj/article/view/8761.